Unverified70% confidenceFactTime unknown
The Blackwell architecture increases NVLink bandwidth to 1.8 TB/s per GPU
2
Sources
70%
Confidence
Long-term
Relevance
5/31/2026
First Seen
Sources
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Related Claims
UnverifiedThe fifth generation of NVLink (featured in the Blackwell architecture) offers a single-link bidirectional bandwidth of up to 1.8 TB/s.81% similarVerifiedNVIDIA's latest NVLink 5.0 can provide 1.8 TB/s bidirectional bandwidth per GPU.77% similarVerifiedIn the H100 NVLink architecture, 8 GPUs within a single server can be fully interconnected via NVSwitch, achieving a total bandwidth of 900 GB/s, an order-of-magnitude improvement over PCIe 5.0's 64 GB/s.76% similarVerifiedNVLink 4.0 has a bidirectional bandwidth of up to 900 GB/s, while the bandwidth of a traditional PCIe bus is approximately 64 GB/s.71% similarUnverifiedThe RTX 6000D uses the Blackwell architecture, has up to 84 GB of VRAM, a bandwidth of approximately 1.4–1.5 TB/s, has NVLink disabled, and is only suitable for single-card training.67% similar
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